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Suppose that water usages in American showers are normally distributed, with an average shower using 16.6 gallons, and a standard deviation of 2.3 gallons. Estimate
Suppose that water usages in American showers are normally distributed, with an average shower using 16.6 gallons, and a standard deviation of 2.3 gallons. Estimate the percentage of showers that used (a) between 9.7 and 23.5 gallons. % (b) more than 23.5 gallons. % (c) less than 12 gallons. % (d) between 12 and 18.9 gallons. %
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Introductory Real Analysis
Authors: A N Kolmogorov, S V Fomin, Richard A Silverman
1st Edition
0486134741, 9780486134741
